
.middle{
    display: flex;
    flex-direction: column;
    height: 50%;
}

.title{
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-bottom: 1%;
    background-color: rgb(236,236,236);
}

.title>div:first-child{
    margin-top: 1%;
    font-size: 1.6em;
    font-weight: bolder;
    font-family: 黑体;
    color: rgb(22,132,77);
    margin-right: 3%;
    cursor: pointer;
}
.title>div:last-child{
    width: 30%;
    margin-top: 3%;
}
.content{
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    font-size: 1.1em;
    color: rgb(167,154,167);
    background-color: rgb(255,255,255);
}
.content>div, .content>form{
    width: 50%;
    margin: 1em 0;
}
.ipt>div{
    margin: 0.5em 0;
}
.content>div:first-child{
    display: flex;
    flex-direction: column;
}
.content>div:first-child>div:first-child{
    color: rgb(102,102,102);
}
.content>div:first-child>div:last-child{
    color: rgb(22,132,77);
    padding: 0 5em;
}
#form{
    color: rgb(163,164,163);
}
#form>div{
    text-align: left;
    margin: 1em 0;
}
button[type=submit]{
    width: 9%;
    height: 1.5em;
    font-size: 1.2em;
    color: rgb(255,255,255);
    background-color: rgb(38,156,83);
    margin-right: 40%;
    margin-top: -1em;
    cursor: pointer;
}
input{
    height: 3em;
    width: 100%;
    font-size: 0.8em;
    padding: 0 0.5em;
    border: 1px dotted rgb(163,164,163);
}
#content{
    height: 8em;
    width: 100%;
    font-size: 1.5em;
    padding: 0.5em 0.5em;
    border: 1px dotted rgb(163,164,163);
}

.top > div:first-child > div:last-child > div:last-child > a:nth-child(5) {
    color: rgb(123, 207, 152);
}